/Engine/Source/Runtime/Engine/Classes/Particles/ParticlePerfStatsManager.h
int32 RenderStats ( [UWorld](API\Runtime\Engine\Engine\UWorld) * World, class [FViewport](API\Runtime\Engine\FViewport) * Viewport, class [FCanvas](API\Runtime\Engine\FCanvas) * Canvas, int32 X, int32 Y, const FVector * ViewLocation, const FRotator * ViewRotation )